CN217384952U

CN217384952U - High-precision pressure detection equipment

Info

Publication number: CN217384952U
Application number: CN202122810102.8U
Authority: CN
Inventors: 黎勇; 佘君; 董争武; 阳斌
Original assignee: Zhuhai Bojay Electronics Co Ltd
Current assignee: Zhuhai Bojay Electronics Co Ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-09-06
Anticipated expiration: 2031-11-17

Abstract

The utility model aims at providing a simple structure detects the precision height and can improve work efficiency's high accuracy pressure measurement equipment. The utility model discloses a first material loading module and a plurality of pressure detection module, first material loading module includes bottom plate, a drive arrangement and first carrier, a drive arrangement sets up on the bottom plate, a drive arrangement with first carrier transmission is connected, first carrier sliding fit is in on the frame, be equipped with the first ladder groove of a plurality of on the first carrier, the pressure detection module includes support frame, Z axle straight line module, draws pressure sensor and pressure head, the support frame sets up on the bottom plate, Z axle straight line module sets up on the support frame, the expansion end of Z axle straight line module passes through draw pressure sensor with the pressure head links to each other, the pressure head is located the top in first ladder groove. The utility model discloses be applied to pressure measurement technical field.

Description

High-precision pressure detection equipment

Technical Field

The utility model discloses be applied to pressure measurement technical field, in particular to high accuracy pressure measurement equipment.

Background

After two electronic components are welded and formed, in order to ensure that the two electronic components are firmly connected, a pressure test needs to be carried out on welding spots of a product, otherwise, the welding spots with unqualified welding quality fall off in long-term use, and even malignant quality events such as short circuit and fire are caused.

The tradition mainly carries out pressure test with artifical mode to the good product of welding, at first places the product stably on the carrier, then the staff uses specialized tool to push down on the solder joint with certain dynamics, if electronic component does not appear the problem that drops, then the test is qualified. However, the testing mode consumes manpower, only one product can be detected at each time, the working efficiency is low, and the pressing force of workers is difficult to accurately control, so that the welding spot pressure test of the product is not accurate enough, and the reliability is low. If a high-precision pressure detection device which is simple in structure, high in detection precision and capable of improving working efficiency can be designed, the problems can be well solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome prior art not enough, provide a simple structure, detect the precision height and can improve work efficiency's high accuracy pressure measurement equipment.

The utility model adopts the technical proposal that: the utility model discloses a first material loading module and a plurality of pressure detection module, first material loading module includes bottom plate, a drive arrangement and first carrier, a drive arrangement sets up on the bottom plate, a drive arrangement with first carrier transmission is connected, first carrier sliding fit is in on the frame, be equipped with the first step groove of a plurality of on the first carrier, the pressure detection module includes support frame, Z axle straight line module, draws pressure sensor and pressure head, the support frame sets up on the bottom plate, Z axle straight line module sets up on the support frame, the expansion end of Z axle straight line module passes through draw pressure sensor with the pressure head links to each other, the pressure head is located the top in first step groove.

Further, drive arrangement includes first motor, first lead screw and connecting plate, first motor sets up the up end of bottom plate, first lead screw sets up the lower terminal surface of bottom plate, the output of first motor with the screw rod of first lead screw links to each other, the connecting plate with the nut of first lead screw links to each other, the both ends of connecting plate all are provided with the side dress board, the both sides of bottom plate all are equipped with first guiding hole, the side dress board pass behind the first guiding hole with the tip of first carrier links to each other.

Further, a high accuracy pressure check out test set still includes second material loading module, second material loading module includes second motor, second lead screw and second carrier, the second motor sets up the up end of bottom plate, the second lead screw sets up the lower terminal surface of bottom plate, the output of second motor with the screw rod of second lead screw links to each other, the lower terminal surface of second carrier is provided with the fixed plate, be equipped with the second guiding hole on the bottom plate, the second guiding hole is located two between the first guiding hole, the fixed plate passes behind the second guiding hole with the nut of second lead screw links to each other, second carrier sliding fit is in on the bottom plate, be equipped with a plurality of second ladder groove on the second carrier, the second carrier is located the below of first carrier.

Further, first carrier includes first supporting station, first support plate and two connecting blocks, two the connecting block sets up respectively the both ends of first supporting station, connecting block sliding fit is in on the bottom plate, the connecting block with the side dress board links to each other, first support plate sets up the up end of first supporting station, first step groove is established the up end of first support plate.

Furthermore, the second carrier comprises a second supporting table and a second carrier plate, the fixing plate is vertically arranged on the lower end face of the second supporting table, the second carrier plate is arranged on the upper end face of the second supporting table, the second ladder groove is formed in the upper end face of the second carrier plate, and the pressure head is located above the second ladder groove.

Further, Z axle sharp module includes mounting panel, third motor, third lead screw and slider, the mounting panel sets up on the support frame, the third motor with the third lead screw all sets up on the mounting panel, the output of third motor with the screw rod of third lead screw links to each other, the slider with the nut of third lead screw links to each other, slider sliding fit is in on the mounting panel, the pressure head includes installation piece and two thimbles, draw pressure sensor's two induction terminals respectively with the slider with the installation piece links to each other, two the thimble all sets up the lower extreme of installation piece.

Further, the first carrier and the second carrier are both provided with handles.

The utility model has the advantages that: firstly, a product formed by welding two electronic elements is placed in a first step groove, under the action of a first driving device, a first carrier moves to a pressure detection station, so that a pressure head is positioned above the product, the pressure head moves downwards for a certain distance through the driving of a Z-axis linear module, the action end of the pressure head is pressed on a welding spot of the product, at the moment, the pressure value of a pull pressure sensor reaches a preset value, and if the electronic elements do not fall off, the pressure test is qualified. Therefore, the utility model is not only simple in structure, degree of automation is than higher moreover, has realized the automatic feeding of product, can once only detect a plurality of products, has improved work efficiency widely, utilizes to draw the produced concrete pressure numerical value of pressure sensor to detect the welding quality of product, and the precision of detection improves greatly, has ensured the detection uniformity of each product.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a first perspective view of the first feeding module and the second feeding module;

fig. 3 is a second perspective view of the first feeding module and the second feeding module;

FIG. 4 is a perspective view of the pressure detection module;

FIG. 5 is an enlarged view at A in FIG. 2;

FIG. 6 is an enlarged view at B in FIG. 4;

FIG. 7 is a perspective view of a product under test;

fig. 8 is an exploded view of a product under test.

Detailed Description

As shown in fig. 1 to 8, in the present embodiment, the present invention includes a first loading module and a plurality of pressure detecting modules, the first feeding module comprises a bottom plate 3, a driving device and a first carrier 5, the driving device is arranged on the bottom plate 3, the driving device is in transmission connection with the first carrier 5, the first carrier 5 is in sliding fit with the bottom plate 3, the first carrier 5 is provided with a plurality of first step grooves 4, the pressure detection module comprises a support frame 6, a Z-axis linear module 7, a pull pressure sensor 8 and a pressure head 9, the supporting frame 6 is arranged on the bottom plate 3, the Z-axis linear module 7 is arranged on the supporting frame 6, the movable end of the Z-axis linear module 7 is connected with the pressure head 9 through the tension pressure sensor 8, and the pressure head 9 is located above the first step groove 4.

In this embodiment, the driving device includes a first motor 10, a first lead screw 11 and a connecting plate 12, the first motor 10 is disposed on the upper end surface of the bottom plate 3, the first lead screw 11 is disposed on the lower end surface of the bottom plate 3, the output end of the first motor 10 is connected to the screw rod of the first lead screw 11, the connecting plate 12 is connected to the nut of the first lead screw 11, side installing plates 13 are disposed at both ends of the connecting plate 12, first guide holes 14 are disposed at both sides of the bottom plate 3, and the side installing plates 13 pass through the first guide holes 14 and then are connected to the end of the first carrier 5.

In this embodiment, the high-precision pressure detecting apparatus further includes a second feeding module, the second feeding module includes a second motor 15, a second screw 16 and a second carrier 17, the second motor 15 is arranged on the upper end surface of the bottom plate 3, the second screw rod 16 is arranged on the lower end surface of the bottom plate 3, the output end of the second motor 15 is connected with the screw of the second screw rod 16, the lower end surface of the second carrier 17 is provided with a fixing plate 18, a second guide hole 19 is arranged on the bottom plate 3, the second guide hole 19 is positioned between the two first guide holes 14, the fixing plate 18 passes through the second guide hole 19 and then is connected with the nut of the second lead screw 16, the second carrier 17 is slidably fitted on the bottom plate 3, a plurality of second step grooves 20 are formed in the second carrier 17, and the second carrier 17 is located below the first carrier 5.

In this embodiment, the first carrier 5 includes a first supporting platform 21, a first carrier plate 22 and two connecting blocks 23, two the connecting blocks 23 are respectively disposed at two ends of the first supporting platform 21, the connecting blocks 23 are slidably fitted on the bottom plate 3, the connecting blocks 23 are connected to the side mounting plates 13, the first carrier plate 22 is disposed on an upper end surface of the first supporting platform 21, and the first step grooves 4 are disposed on an upper end surface of the first carrier plate 22.

In this embodiment, the second carrier 17 includes a second support platform 24 and a second carrier plate 25, the fixing plate 18 is vertically disposed on a lower end surface of the second support platform 24, the second carrier plate 25 is disposed on an upper end surface of the second support platform 24, the second step groove 20 is disposed on an upper end surface of the second carrier plate 25, and the pressing head 9 is located above the second step groove 20.

In this embodiment, the Z-axis linear module 7 includes a mounting plate 26, a third motor 27, a third lead screw 28 and a slider 29, the mounting plate 26 is disposed on the supporting frame, the third motor 27 and the third lead screw 28 are disposed on the mounting plate 26, an output end of the third motor 27 is connected to a screw of the third lead screw 28, the slider 29 is connected to a nut of the third lead screw 28, the slider 29 is slidably fitted on the mounting plate 26, the pressure head 9 includes a mounting block 30 and two ejector pins 31, two sensing ends of the pull pressure sensor 8 are respectively connected to the slider 29 and the mounting block 30, and the two ejector pins 31 are disposed at a lower end of the mounting block 30.

In the present embodiment, the first carrier 5 and the second carrier 17 are both provided with a handle 32.

In the present embodiment, the product to be tested 2 comprises a first element 33 and a second element 34 welded to each other.

In this embodiment, the working principle of the present invention is as follows:

in the initial state, the first carrier 5 and the second carrier 17 are both located on the left side of the bottom plate 3, and the first carrier 5 is located directly above the second carrier 17.

The method comprises the steps that a plurality of products to be tested 2 are respectively placed in a plurality of first ladder grooves 4, the first carrier 5 moves from the left side of the bottom plate 3 to the right side of the bottom plate 3 through the driving of the first motor 10, the first carrier 5 is located at a detection station, the products to be tested 2 are located below the pressure head 9 at the moment, the pressure head 9 moves downwards for a certain distance through the driving of the third motor 27, the ejector pin 31 is pressed on a welding point of the products, and after the pressure value of the pull pressure sensor 8 reaches a preset value, if the problem that the second element 34 does not fall off, the pressure testing is qualified.

In the process that products on the first carrier 5 move to the detection station and are detected, a plurality of products 2 to be detected are respectively placed in the plurality of second stepped grooves 20, after the products on the first carrier 5 are detected, the first carrier 5 moves and resets under the driving of the first motor 10, meanwhile, the second carrier 5 moves to the right side of the bottom plate 3 from the left side of the bottom plate 3 through the driving of the second motor 15, so that the second carrier 5 is located at the detection station, and the pressure detection module detects the products on the second carrier 17, so that the alternate loading detection of the products is realized, the time is saved, and the working efficiency is greatly improved.

Claims

1. The utility model provides a high accuracy pressure measurement equipment which characterized in that: the device comprises a first feeding module and a plurality of pressure detection modules, wherein the first feeding module comprises a bottom plate (3), a driving device and a first carrier (5), the driving device is arranged on the bottom plate (3), the driving device is in transmission connection with the first carrier (5), the first carrier (5) is in sliding fit with the bottom plate (3), a plurality of first step grooves (4) are formed in the first carrier (5), the pressure detection modules comprise a support frame (6), a Z-axis linear module (7), a pulling pressure sensor (8) and a pressure head (9), the support frame (6) is arranged on the bottom plate (3), the Z-axis linear module (7) is arranged on the support frame (6), and the movable end of the Z-axis linear module (7) is connected with the pressure head (9) through the pulling pressure sensor (8), the pressure head (9) is positioned above the first step groove (4).

2. A high-precision pressure detecting apparatus according to claim 1, characterized in that: the driving device comprises a first motor (10), a first screw rod (11) and a connecting plate (12), wherein the first motor (10) is arranged on the upper end face of the bottom plate (3), the first screw rod (11) is arranged on the lower end face of the bottom plate (3), the output end of the first motor (10) is connected with a screw rod of the first screw rod (11), the connecting plate (12) is connected with a nut of the first screw rod (11), side mounting plates (13) are arranged at two ends of the connecting plate (12), first guide holes (14) are formed in two sides of the bottom plate (3), and the side mounting plates (13) penetrate through the rear portion of the first guide holes (14) and are connected with the end portion of the first carrier (5).

3. A high accuracy pressure detecting apparatus according to claim 2, wherein: the high-precision pressure detection equipment further comprises a second feeding module, the second feeding module comprises a second motor (15), a second lead screw (16) and a second carrier (17), the second motor (15) is arranged on the upper end face of the bottom plate (3), the second lead screw (16) is arranged on the lower end face of the bottom plate (3), the output end of the second motor (15) is connected with a screw rod of the second lead screw (16), a fixing plate (18) is arranged on the lower end face of the second carrier (17), a second guide hole (19) is formed in the bottom plate (3), the second guide hole (19) is located between the two first guide holes (14), the fixing plate (18) is connected with a nut of the second lead screw (16) after penetrating through the second guide hole (19), and the second carrier (17) is in sliding fit with the bottom plate (3), the second carrier (17) is provided with a plurality of second stepped grooves (20), and the second carrier (17) is located below the first carrier (5).

4. A high-precision pressure detecting apparatus according to claim 2, characterized in that: first carrier (5) include first supporting station (21), first support plate (22) and two connecting block (23), two connecting block (23) set up respectively the both ends of first supporting station (21), connecting block (23) sliding fit is in on bottom plate (3), connecting block (23) with side dress board (13) link to each other, first support plate (22) set up the up end of first supporting station (21), establish first step groove (4) the up end of first support plate (22).

5. A high-precision pressure detecting apparatus according to claim 3, characterized in that: the second carrier (17) comprises a second supporting table (24) and a second carrier plate (25), the fixing plate (18) is vertically arranged on the lower end face of the second supporting table (24), the second carrier plate (25) is arranged on the upper end face of the second supporting table (24), the second step groove (20) is formed in the upper end face of the second carrier plate (25), and the pressure head (9) is located above the second step groove (20).

6. A high-precision pressure detecting apparatus according to claim 1, characterized in that: the Z-axis linear module (7) comprises a mounting plate (26), a third motor (27), a third screw rod (28) and a sliding block (29), the mounting plate (26) is arranged on the support frame (6), the third motor (27) and the third screw rod (28) are both arranged on the mounting plate (26), the output end of the third motor (27) is connected with a screw rod of the third screw rod (28), the sliding block (29) is connected with the nut of the third screw rod (28), the sliding block (29) is in sliding fit with the mounting plate (26), the pressure head (9) comprises a mounting block (30) and two thimbles (31), two induction ends of the pull pressure sensor (8) are respectively connected with the sliding block (29) and the mounting block (30), and the two ejector pins (31) are arranged at the lower end of the mounting block (30).

7. A high-precision pressure detecting apparatus according to claim 3, characterized in that: the first carrier (5) and the second carrier (17) are both provided with handles (32).